.header {
    position: relative;
}

.nav-top {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 42px;
    font-size: 13px;
    z-index: 999;
    background-color: rgba(0, 0, 0, 0.2);
}

.nav-ct {

}

.nav-ct .top-link {
    color: #fff;
    padding: 0 12px;
    display: inline-block;
}

.menu-nav {
    float: left;
}

.menu-nav > ul > li {
    float: left;
    line-height: 42px;
    transition: 0.3s background-color;
}

.menu-nav > ul > li:nth-child(1) > .top-link {
    padding-left: 32px;
}

.menu-nav > ul > li:nth-child(1) {
    background: url("../img/icons.png") no-repeat -910px -74px;
}

.menu-nav > ul > li:hover {
    background: #00a1d6;
}

.user-nav {
    float: right;
}

.user-nav > ul > li {
    float: left;
    line-height: 42px;
    transition: 0.3s background-color;
}

.user-nav > ul > li .contribute {
    width: 58px;
    height: 48px;
    text-align: center;
    background-image: url(../img/header/contribute.png);
    background-position: center center;
    background-repeat: no-repeat;
    padding: 0;
    transition: 0.3s;
}

.user-nav > ul > li .contribute:hover {
    opacity: 0.9;
}

.user-nav > ul > li:hover {
    background: rgba(255, 255, 255, 0.24);
}

.user-nav > ul > li:last-child:hover {
    background: rgba(0, 0, 0, 0);
}

.nav-img {
    height: 170px;
    background-image: url(../img/header/nav-img.png);
    background-repeat: no-repeat;
    background-position: center;
}

.nav-img > .img-content {
    position: relative;
    height: 170px;
}

.img-content > .top-logo {
    position: absolute;
    left: 24px;
    top: 55px;
}

.img-content > .extra {
    position: absolute;
    width: 340px;
    font-size: 12px;
    right: 0;
    bottom: 16px;
}

.img-content > .extra > .rank {
    display: inline-block;
    width: 68px;
    height: 32px;
    padding: 0 2px;
    text-align: center;
    line-height: 32px;
    border-radius: 4px;
    background-color: rgba(255, 255, 255, 0.88);
    transition: 0.2s background-color;
}

.img-content > .extra > .rank:hover {
    background-color: white;
}

.img-content > .extra > .rank > span {
    padding-left: 20px;
    background: url("../img/icons.png") -664px -663px;
    color: #f25d8e;
}

.img-content > .extra > .search {
    position: relative;
    display: inline-block;
    width: 260px;
    height: 32px;
    background-color: rgba(255, 255, 255, 0.88);
    border-radius: 4px;
    line-height: 32px;
    transition: 0.2s background-color;
}

.img-content > .extra > .search:hover {
    background-color: white;
}

.img-content > .extra > .search > form > input {
    width: 200px;
    height: 32px;
    border: none;
    outline: none;
    padding: 0 12px;
    font-size: 12px;
    background-color: transparent;
}

.img-content > .extra > .search > form > button {
    position: absolute;
    width: 48px;
    height: 32px;
    right: 0;
    cursor: pointer;
    border: none;
    background: url(../img/icons.png) no-repeat -653px -720px;
}

.nav-guide > .guide-wrapper {
    position: relative;
    padding: 6px 0;
}

.nav-guide > .guide-wrapper > .nav {
    height: 50px;
    display: inline-block;
}

.nav-guide > .guide-wrapper > .nav > li {
    position: relative;
    float: left;
    display: block;
    height: 50px;
    font-size: 14px;
}

.nav-guide > .guide-wrapper > .nav > li > a {
    display: block;
    height: 50px;
    color: #333;
}

.nav-guide > .guide-wrapper > .nav > li > a > span {
    display: inline-block;
    line-height: 50px;
    height: 40px;
    margin: 0 10px;
    padding-top: 8px;
}

.nav-guide > .guide-wrapper > .nav > li:nth-child(1) > a {
    background: url("../img/icons.png") no-repeat -658px -1170px;
}

.nav-guide > .guide-wrapper > .nav > li:nth-child(1) > a > span {
    margin-left: 0px;
}

.nav-guide > .guide-wrapper > .nav > li > a > .num {
    position: absolute;
    left: 0;
    top: 8px;
    width: 100%;
    text-align: center;
}

.nav-guide > .guide-wrapper > .nav > li > a > .num > span {
    padding: 1px 3px;
    height: 14px;
    background-color: #ffafc9;
    line-height: 12px;
    color: white;
    border-radius: 4px;
    font-size: 11px;
    vertical-align: top;
}

.nav-guide > .guide-wrapper > .nav > li.square {
    margin: 0 10px;
    text-align: center;
    line-height: 50px;
}

.nav-guide > .guide-wrapper > .nav > li.square:hover > a > span {
    color: #84a1d6;
}

.nav-guide > .guide-wrapper > .nav > li.square > a {
    display: block;
    position: relative;
    font-size: 14px;
}

.nav-guide > .guide-wrapper > .nav > li.square > a > span {
    padding: 0 0 0 22px;
    height: 50px;
    margin: 0 !important;
    font-size: 16px;
    line-height: 50px;
}

.nav-guide > .guide-wrapper > .nav > li.square:nth-child(15) {
    background: url("../img/icons.png") no-repeat -727px -519px;
}

.nav-guide > .guide-wrapper > .nav > li.square:nth-child(16) {
    background: url("../img/icons.png") no-repeat -664px -518px;
}

.nav-guide > .guide-wrapper > .nav > li.square:nth-child(17) {
    background: url("../img/icons.png") no-repeat -727px -519px;
}

.nav-guide > .guide-wrapper > a {
    position: absolute;
    right: 0;
    top: 0;
    padding: 6px 0;
}

.nav-guide > .guide-wrapper > .nav > li > ul {
    flex-direction: column;
    justify-content: space-between;
    position: absolute;
    left: 0;
    top: 48px;
    background-color: white;
    border-radius: 0 0 4px 4px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, .16);;
    display: none;
    z-index: 999;
}

.nav-guide > .guide-wrapper > .nav > li > ul > li {
    font-size: 12px;
    line-height: 20px;
    width: 150px;
    text-align: left;
    transition: all .2s;
}

.nav-guide > .guide-wrapper > .nav > li > ul > li:hover {
    background-color: #e5e9ef;
    padding-left: 2px;
}

.nav-guide > .guide-wrapper > .nav > li > ul > li > a {
    display: block;
    padding: 5px 15px 5px 5px;
}

.nav-guide > .guide-wrapper > .nav > li > ul > li > a > .icon {
    background-image: url(../img/icons2.png);
    background-position: 9px -1615px;
    display: inline-block;
    width: 18px;
    height: 18px;
}
